Troubleshooting – Craftsman 875.199340 User Manual
Page 6
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Owner’s Manual
Model No. 875.199340
Owner’s Manual
Model No. 875.199340
Troubleshooting
Troubleshooting
Tool runs
slow or will
not operate.
1. Grit or gum in tool
2. No oil in tool
3. Low air pressure
4. Air hose leaks
1. Flush the tool with air tool oil, gum
solvent, or an equal mixture of SAE 10
motor oil and kerosene. Lubricate the tool
after cleaning.
2. Lubricate the tool according to the
lubrication instructions in this manual.
3a. Adjust the regulator on the tool to the
maximum setting (If applicable).
3b. Adjust the compressor regulator to tool
maximum while the tool is running free.
4. Tighten and seal hose fittings if leaks are
found.
Ratchet mechanism
Ratchet mechanism la. Clean mechanism with air tool oil
slips or will not loosen
is dirty
1b. Replace worn mechanism
Notes:
5. Pressure drops
5a. Be sure the hose is the proper size.
Long hoses or tools using
large volumes of air may require a hose with
an I.D. of 1/2” or larger depending on the
total length of the hose.
5b. Do not use multiple number of hoses
connected together with quick connect
fittings. This causes additional pressure
drops and reduces the tool power. Directly
connect the hoses together.
1. Drain tank. (See air compressor manual).
1. Water in tank
oil
tool and run until no water is evident. Oil
tool again and run 1-2 seconds.
Moisture
blowing out
of tool
2. Water in the air lines/ 2a. Install a water separator/filter.
hoses
NOTE: Separators only work properly when
the air passing through the separator is
cool. Locate the separator/filter as far as
possible from the compressor.
2b. Install an air dryer.
2c. Anytime water enters the tool, the tool
should be oiled immediately.
ENG-10
ENG-11